Question No. 1

What are the four steps to enable SSH v1 and v2 server on Cisco IOS XR routers? (Choose four.)

• A. Configure a host name.
• B. Configure a domain name.
• C. Generate a crypto key pair.
• D. Import the router identity certificate and the CA root certificate to the router.
• E. Configure an ISAKMP policy.
• F. Bring up an SSH server using the ssh server command.

Question No. 2

What does a transparent LAN switch use to build its CAM table?

• A. BPDU messages exchanged with neighbor bridges
• B. STP messages exchanged with neighbor bridges
• C. Dynamic routing protocol updates from neighbor bridges
• D. Analysis of the source MAC address of incoming frames on the bridge ports

Question No. 3

If a bridge port is in the non-designated state, which two statements about spanning-tree operations on this port are true? (Choose two.)

• A. This port is in the Forwarding state.
• B. This port sends BPDUs on the attached link.
• C. This port has the lowest cost to the root bridge.
• D. This port is considered the root port.
• E. This port receives BPDUs.
• F. This port is in the Blocked state.

Question No. 4

Which three IP addresses are valid for hosts that belong to the 10.152.0.0/13 subnet? (Choose three.)

• A. 10.152.0.0/13
• B. 10.153.0.1/13
• C. 10.158.255.255/13
• D. 10.159.255.254/13
• E. 10.160.0.1/13
• F. 10.161.0.1/13

Question No. 5

Refer to the exhibit.

Which layer(s) of the TCP/IP model operates end-to-end (Host A to Host B)?

• A. Physical layer
• B. Link layer
• C. Transport and application layers
• D. Link and internet (network) layers
• E. Physical and link layers

Question No. 6

A Network Engineer configured NAT for external access but one individual at a time can access the external network. What NAT feature will allow all internal devices to share the same NAT IP address?

• A. Static mapping
• B. Overload feature
• C. NAT DHCP feature
• D. Default route statement

Question No. 7

What is the SDH equivalent of the SONET STS-12 framing format?

• A. SDH STM-1
• B. SDH STM-4
• C. SDH STM-12
• D. SDH STM-16
• E. SDH STM-64

Question No. 1

What is the SDH equivalent of the SONET STS-12 framing format?

• A. SDH STM-1
• B. SDH STM-4
• C. SDH STM-12
• D. SDH STM-16
• E. SDH STM-64

Question No. 2

Which three statements about Cisco Discovery Protocol operations on a Cisco ME3400 switch are true? (Choose three.)

• A. Cisco Discovery Protocol is enabled by default on NNI ports.
• B. Cisco Discovery Protocol is enabled by default on all NNI, ENI, and UNI ports.
• C. Cisco Discovery Protocol is disabled by default on ENI ports.
• D. Cisco Discovery Protocol is not supported on NNI or ENI ports.
• E. Cisco Discovery Protocol is not supported on UNI ports.

Question No. 3

Refer to the exhibit.

Which three statements about this show output are true? (Choose three.)

• A. Logging to the circular logging buffer has been disabled.
• B. All severity levels messages can be logged to the terminal lines other than the console.
• C. The logging facility has been set to “critical”.
• D. Messages with Severity Levels 0, 1, and 2 are sent to the syslog server.
• E. 169 messages have been sent to the syslog server.
• F. The logging buffer size is set to 8192 bytes.

Question No. 4

Which two statements about classful or classless routing protocol operations are true? (Choose two.)

• A. Classful routing protocols do not send subnet mask information with theirrouting updates.
• B. Variable-length subnet masks are supported when using classful routing protocols.
• C. Examples of classless routing protocols include RIPv1, EIGRP, OSPF, andIS-IS.
• D. Classful routing protocols do not support discontiguous subnets.

Question No. 5

What does a transparent LAN switch use to build its CAM table?

• A. BPDU messages exchanged with neighbor bridges
• B. STP messages exchanged with neighbor bridges
• C. Dynamic routing protocol updates from neighbor bridges
• D. Analysis of the source MAC address of incoming frames on the bridge ports

Question No. 6

If a bridge port is in the non-designated state, which two statements about spanning-tree operations on this port are true? (Choose two.)

• A. This port is in the Forwarding state.
• B. This port sends BPDUs on the attached link.
• C. This port has the lowest cost to the root bridge.
• D. This port is considered the root port.
• E. This port receives BPDUs.
• F. This port is in the Blocked state.

Question No. 7

Scenario

• A. Click on PE5:
• B. Click on PE5:
• C. Click on PE5: